Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131648 | Seal construction including a compressible spring mechanism for bearing preload | Richard E. Peterson | 2006-11-07 |
| 4696479 | Unitized shaft seal assembly | — | 1987-09-29 |